CVE-2026-77493

Double free in Microsoft Graphics Component allows an unauthorized attacker to execute code over a network.

Published Sep 8, 2026
CVSS 9.8 critical
1.0% chance of exploitation in the next 30 days (EPSS)
A fix is available

Affected software

In the news

Microsoft Patch Tuesday for September 2026 — Snort rules and prominent vulnerabilities Cisco Talos · Sep 8, 2026

CVE-2026-77493 at the National Vulnerability Database